package threading;
class MyRunnable implements Runnable{
    @Override
    public void run() {
        while(true) {
            System.out.println("hello thread!");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    }
}
public class demo2 {
    public static void main(String[] args){
        MyRunnable myRunnable = new MyRunnable();
        Thread t = new Thread(myRunnable);
        t.start();
        Thread t2 = new Thread(myRunnable);
        t2.start();

        while(true){
            System.out.println("hello main!");
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                throw new RuntimeException(e);
            }
        }
    }
}
